[App_rpt-users] First duplex repeater - question about duplexor/power amp

Jeff Carrier k0jsc.jeff at gmail.com
Sun Oct 4 23:20:54 UTC 2015


You "could" use 2 antennas as long as you had enough vertical separation
and not use a duplexer at all.  If you're at a site with other transmitters
you'll want a good filter/duplexer.

On Sun, Oct 4, 2015 at 5:18 PM, Steven Donegan <donegan at donegan.org> wrote:

> Duh... oh well, that bumps the cost of the duplexor a bit... the one I was
> looking at was for 20 watts, the amp does 35 I believe...
>
> Steven Donegan
> KK6IVC General Class FCC License
> Silver State Car #86
> www.sscc.us
>
> ------------------------------
> *From:* "mike at midnighteng.com" <mike at midnighteng.com>
> *To:* app_rpt-users at ohnosec.org
> *Sent:* Sunday, October 4, 2015 4:09 PM
> *Subject:* Re: [App_rpt-users] First duplex repeater - question about
> duplexor/power amp
>
>
>
> You can not do that.
>
> Even if you could,  how you would get a rx sig back through the amp ?
> While it was working ?
> It's the reason for the duplexer.
>
> Think about it for a few....
> FULL DUPLEX
> We all have those moments....
>
> ...mike/kb8jnm
>
> > Is there any reason why the power amp cannot be placed between the
> > duplexor and antenna? My repeater will be 2 modular 1 watt radio modules,
> > a 20W capable 6 cavity duplexor and a Mirage power amp.If the amp is
> after
> > the duplexor then cool, if not then a more expensive duplexor will be
> > required...
> > TIA
> > Â Steven Donegan
>
>
>
> > KK6IVC General Class FCC License
> > Silver State Car #86
> > www.sscc.us_______________________________________________
>
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